Physicist says splashy new cosmology study made ‘elemental’ mistake

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https://www.yahoo.com/news/science/artic...00655.html

EXCERPTS: . . . the paper was published in Nature, one of the world's most authoritative and influential scientific journals. Upon closer inspection, however, Sawala found problems with how the authors calculated the scale of the DESI data. He argues that they measured the distances of galaxies with a unit called "luminosity distance" when they should have used a different unit called the "comoving distance." They also neglected to scale these distances to account for how fast the universe is growing.

After correcting for these issues, his independent analysis suggests the DESI data are consistent with the prevailing consensus: no mysterious mega-alignments of filaments; no violation of the cherished cosmological principle. [...] "It is disappointing that this made it past the reviewers," says David Spergel, an astrophysicist and president of the Simons Foundation. "Nature's editors need to be more careful in the future." (MORE - details)
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